ATOCHEM NORTH AMERICA, INC., A PA CORP.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 1137

Top Patents (by citation)

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5449842 Gas phase process for the production of 1,1-dichloro-1-fluoroethane and/or 1-chloro-1,1-difluoroethane from vinylidene chlorideAug 23, 93Sep 12, 95[C07C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5315204 Piezoelectric snap action switchExpiredApr 16, 90May 24, 94[H01L, H01H]
5122394 Apparatus for coating a substrateExpiredMay 25, 90Jun 16, 92[C23C]
5102568 Thiadiazole compounds and lubricant additives thereofExpiredFeb 05, 88Apr 07, 92[C10M, C07D]
5102691 Method of pretreatment for the high-deposition-rate production of fluorine-doped tin-oxide coatings having reduced bulk resistivities and emissivitiesExpiredSep 20, 89Apr 07, 92[C23C]
5100940 Polymeric compositions stabilized with hindered phenolic N-(amido)imidesExpiredAug 20, 91Mar 31, 92[C08K]
5100946 Stabilized halogen containing polymer compositionsExpiredDec 27, 90Mar 31, 92[C08K]
5101033 Process for preparing reactive hindered amine light stabilizersExpiredNov 27, 90Mar 31, 92[C07D]
5099081 Solvent extraction of I-365 from I-141bExpiredAug 28, 91Mar 24, 92[C07C]
5099082 Solvent extraction of I-141B from I-365ExpiredAug 28, 91Mar 24, 92[C07C]
5096947 Organic peroxide and organic sulfide antioxidant compositionExpiredMay 06, 91Mar 17, 92[C08K]
5096974 Process for preparing multipurpose polymer bound stabilizers and polymer bound stabilizer produced therebyExpiredSep 24, 90Mar 17, 92[C08F]
5096977 Process for preparing polymer bound UV stabilizersExpiredSep 24, 90Mar 17, 92[C08F]
5095158 Solvent extraction of VDC from I-141bExpiredMay 10, 91Mar 10, 92[C07C]
5093029 Breaking emulsions of alkanesulfonyl chlorides in aqueous hydrochloric acidExpiredAug 11, 89Mar 03, 92[B01D]
5093427 Copolymers of vinylidene fluoride and hexafluoropropylene and process for preparing the sameExpiredMay 10, 90Mar 03, 92[C08F]
5091593 Process for removing sulfur from organic sulfidesExpiredMay 26, 89Feb 25, 92[C07C]
5091213 Process for surface modification of polymer articlesExpiredAug 31, 89Feb 25, 92[B05D]
5089246 Process for converting carbon disulfide to hydrogen sulfide in hydrogen sulfide/carbon disulfide mixturesExpiredNov 26, 90Feb 18, 92[C01B]
5086098 Polyhaloaromatic ester flame retardants for polyolefin resinsExpiredDec 03, 90Feb 04, 92[C08K]
5086351 Electrochromic elements, materials for use in such element, processes for making such elements and such materials and use of such element in an electrochromic glass deviceExpiredJul 13, 89Feb 04, 92[C23C, B05D, H01M, G02F]

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